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.2s}.copy-button:hover{background:#764ba2}.create-new-button{width:100%;padding:1rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:10px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:transform .2s}.create-new-button:hover{transform:translateY(-2px)}.error-container{text-align:center;padding:3rem}.error-container h2{color:#c33;margin-bottom:1rem}.error-container p{color:#666;margin-bottom:2rem}.back-button{padding:.75rem 2rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer}.app-container{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1}.app-footer{text-align:center;padding:1rem;font-size:.85rem;color:#a0aec0;border-top:1px solid rgba(255,255,255,.1);background-color:transparent}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira 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